xanthophyll Helenien 1044.887 1045.692 C72H116O4 CAS:547-17-1 CCCCCCCCCCCCCCCC(=O)O[C@@H]1CC(C)=C(\C=C\C(C)=C\C=C\C(C)=C\C=C\C=C(C)\C=C\C=C(C)\C=C\[C@H]2C(C)=C[C@@H](CC2(C)C)OC(=O)CCCCCCCCCCCCCCC)C(C)(C)C1 CHEBI:5636 Helenien InChI=1S/C72H116O4/c1-13-15-17-19-21-23-25-27-29-31-33-35-37-49-69(73)75-65-55-63(7)67(71(9,10)57-65)53-51-61(5)47-41-45-59(3)43-39-40-44-60(4)46-42-48-62(6)52-54-68-64(8)56-66(58-72(68,11)12)76-70(74)50-38-36-34-32-30-28-26-24-22-20-18-16-14-2/h39-48,51-55,65-67H,13-38,49-50,56-58H2,1-12H3/b40-39+,45-41+,46-42+,53-51+,54-52+,59-43+,60-44+,61-47+,62-48+/t65-,66+,67-/m0/s1 KEGG:C08597 KEGG:D01031 KNApSAcK:C00003774 Xantofyl palmitate YHGJHDJZIOYZIR-URPSFYETSA-N chebi_ontology